The Complete Practical Docker Guide - How Docker is Running on Different Operating Systems

The video tutorial explains the differences between Docker containers and virtual machines, highlighting that Docker containers share resources with the host operating system, unlike virtual machines which have dedicated resources. It details how Docker containers operate on a Linux host, sharing resources like CPU, RAM, and disk space. The tutorial also covers resource management within Docker, emphasizing the ability to limit resources per container. Additionally, it discusses running Docker on macOS and Windows by using a small Linux virtual machine. The main takeaway is the efficient resource grouping and process separation that Docker provides.

What is the role of the Docker engine in managing containers?

Explain how Docker containers can run different versions of software.